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author | Thomas Gubler <thomasgubler@gmail.com> | 2014-01-11 00:49:30 +0100 |
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committer | Thomas Gubler <thomasgubler@gmail.com> | 2014-01-11 00:49:30 +0100 |
commit | f224374ed3c84717b8c92a3f0d6d902c5701eb04 (patch) | |
tree | ceac332161dccf395126da4c758f7474be3f9c5d /src/modules/systemlib/board_serial.c | |
parent | ac7787e2a2a2439a5fa47755dda3f775568330dd (diff) | |
parent | 6604d7b9479df29227797d47aee35db27e88865c (diff) | |
download | px4-firmware-f224374ed3c84717b8c92a3f0d6d902c5701eb04.tar.gz px4-firmware-f224374ed3c84717b8c92a3f0d6d902c5701eb04.tar.bz2 px4-firmware-f224374ed3c84717b8c92a3f0d6d902c5701eb04.zip |
Merge remote-tracking branch 'upstream/master' into navigator_new
Diffstat (limited to 'src/modules/systemlib/board_serial.c')
-rw-r--r-- | src/modules/systemlib/board_serial.c | 60 |
1 files changed, 60 insertions, 0 deletions
diff --git a/src/modules/systemlib/board_serial.c b/src/modules/systemlib/board_serial.c new file mode 100644 index 000000000..ad8c2bf83 --- /dev/null +++ b/src/modules/systemlib/board_serial.c @@ -0,0 +1,60 @@ +/**************************************************************************** + * + * Copyright (c) 2012-2014 PX4 Development Team. All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in + * the documentation and/or other materials provided with the + * distribution. + * 3. Neither the name PX4 nor the names of its contributors may be + * used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS + * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT + * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS + * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE + * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, + * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, + * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS + * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED + * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN + * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + * + ****************************************************************************/ + +/** + * @file board_serial.h + * Read off the board serial + * + * @author Lorenz Meier <lm@inf.ethz.ch> + * @author David "Buzz" Bussenschutt <davidbuzz@gmail.com> + * + */ + +#include "otp.h" +#include "board_config.h" +#include "board_serial.h" + +int get_board_serial(char *serialid) +{ + const volatile unsigned *udid_ptr = (const unsigned *)UDID_START; + union udid id; + val_read((unsigned *)&id, udid_ptr, sizeof(id)); + + + /* Copy the serial from the chips non-write memory and swap endianess */ + serialid[0] = id.data[3]; serialid[1] = id.data[2]; serialid[2] = id.data[1]; serialid[3] = id.data[0]; + serialid[4] = id.data[7]; serialid[5] = id.data[6]; serialid[6] = id.data[5]; serialid[7] = id.data[4]; + serialid[8] = id.data[11]; serialid[9] = id.data[10]; serialid[10] = id.data[9]; serialid[11] = id.data[8]; + + return 0; +}
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